/Engine/Plugins/Experimental/MeshModelingToolsetExp/Source/MeshModelingToolsEditorOnlyExp/Public/SkeletalMesh/SkinWeightsPaintTool.h
Copy the initial weight values from the skeletal mesh
void InitializeSkinWeights ( const [USkeletalMeshComponent](API\Runtime\Engine\Components\USkeletalMeshComponent) * SkeletalMeshComponent, [FMeshDescription](API\Runtime\MeshDescription\FMeshDescription) * Mesh )